Mathematics 1B数学 1B
Algebra, Calculus, Lab Tests代数、微积分、机考冲刺
Fast templates for the first 25 seen core questions. Alternates free and notes walkthroughs.前 25 道 seen core questions 秒题模板；按题目整理详细讲解。
Separable Differential Equations分离变量微分方程与分离积分法
Basis vectors, Dimension estimation, Backward substitution基底向量、维数提取、列向量组合与回代解法
Matrix span, Gaussian elimination tricks, Independence, Polynomials矩阵张成、高斯消元巧算、无关性、多项式向量
Partial derivatives, Reduction formulas, Implicit derivations, Tangent planes偏导数法、递推降次公式、隐函数求导、切平面法向量